	#midd {
		width: 910px;
		position: relative;
		top: -40px;
	}
	
	.Middle {
		width: 878px;
		height: 44px;
		line-height: 50px;
		color: #666;
		padding-left: 20px;
		border: 1px solid ghostwhite;
	}
	
	.Middle:hover {
		background-color: lightgray;
	}
	
	.Middle:before {
		content: '>';
		position: relative;
		left: 850px;
		color: lightgray;
	}
	
	#develop {
		width: 910px;
	}
	
	#down {
		position: relative;
		top: -30px;
	}
	
	.xxx {
		font-size: 14px;
		color: darkgray;
		padding: 20px 60px 20px 40px;
		transition: 2s;
		display: none;
	}